Albuterol 90mcg/inh; metered-dose aerosol. <4yrs: not recommended. ≥4yrs: 2 inh every 4–6 hrs as needed; 1 inh every 4 hrs may suffice. Exercise–induced bronchospasm: 2 inh 15 minutes before ...

Albuterol 90mcg/inh; metered-dose aerosol; contains hydrofluoroalkane; CFC-free. Activation of beta2-adrenergic receptors on airway smooth muscle leads to the activation of adenylcyclase and to an ...